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Finding the Fourth Proportional to 17,963.24, 26,946.24 and 5,484.36

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Solution

The fourth proportional to 17,963.24, 26,946.24 and 5,484.36 is: 8,226.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,963.24 : 26,946.24 = 5,484.36 : x
  2. Step 2: Convert to fraction form
    17,963.24/26,946.24 = 5,484.36/x
  3. Step 3: Cross multiply
    17,963.24x = 26,946.24 × 5,484.36
  4. Step 4: Simplify right side
    17,963.24x = 147,782,880.81
  5. Step 5: Solve for x
    x = 147,782,880.81/17,963.24
  6. Step 6: Final answer
    x = 8,226.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.